Housing Swap

https://intellij-support.jetbrains.com/hc/en-us/community/posts/21699994188178-What-is-the1-8-7-7-7-3-8-0-6-1-5-cheapest-day-to-%F0%9D%92%87%F0%9D%92%8D%F0%9D%92%9A-on-Delta-Reasonable-Prices

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